11 results
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Brown—Séquard syndrome ... column lesion, e.g ... root lesions, e.g ... #Diagnosis #Neurology ... Review in Clinical Neurology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Differential #Diagnosis #Workup ... #Algorithm #nephrology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
microbiological techniques Work-up ... factors: - Serology ... antiphospholipid syndrome ... special stains (e.g ... #differential #workup
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
BEE Syndromes - ... skull neoplasms (e.g ... recessive—Usher syndrome ... aura #BEE #Syndromes ... #neurology #noninflammatory
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... - Infection (e.g ... Brown-Séquard Syndrome ... Posterior Cord Syndrome ... differential #diagnosis #neurology
Hepatorenal Syndrome Diagnosis
 • ↑ in serum Cr of ≥ 0.3mg/dL above baseline
Hepatorenal Syndrome ... Rise is either less ... liver disease (e.g ... #Hepatorenal #Syndrome ... diagnosis #HRS #nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
risk factors (eg ... hypertension (eg ... Hypercalcemia, Cushing's syndrome ... White-coat syndrome ... Guillain-Barre Syndrome
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
• Acute stroke syndromes ... Paraneoplastic syndrome ... Lambert-Eaton - Isaacs' syndrome ... electromyographic (EMG ... Differential #Diagnosis #neurology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Stiff Person Syndrome ... unit activity on EMG ... of diazepam • EMG ... TPO, TTG, etc EMG ... Management #treatment #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
thyroid, Sjogren syndrome ... “dropping head syndrome ... - Kearns-Sayre syndrome ... Serologic and EMG ... diagnosis #management #neurology